What happens when you mix two rival CEOs, a soiree and Macklemore? The lamest party report ever, but here it goes: Recode reports that T-Mobile CEO John Legere was kicked out of ATT’s party last night after he was caught creeping on enemy turf. Mr. Legere, who has made it clear he wants to obliterate his rivals, showed up at ATT’s party at the Palms Hotel wearing a shirt embossed with T-Mobile’s logo.